<template>
  <div class="login-container">
    <el-form
      autoComplete="on"
      :model="loginForm"
      :rules="loginRules"
      ref="loginForm"
      label-position="left"
      label-width="0px"
      class="card-box login-form"
    >
      <div class="flex content-center mb-10">
        <img class="icon ml-10" src="@/assets/images/logo.png" alt="logo" />
        <h3 class="title">ipa-admin</h3>
      </div>
      <el-form-item prop="account">
        <span class="svg-container svg-container_login">
          <svg-icon icon-class="user" />
        </span>
        <el-input
          name="account"
          type="text"
          v-model="loginForm.account"
          autoComplete="on"
          placeholder="account"
        />
      </el-form-item>
      <el-form-item prop="password">
        <span class="svg-container">
          <svg-icon icon-class="password"></svg-icon>
        </span>
        <el-input
          name="password"
          :type="pwdType"
          @keyup.enter.native="handleLogin"
          v-model="loginForm.password"
          autoComplete="on"
          placeholder="password"
        ></el-input>
        <span class="show-pwd" @click="showPwd"
          ><svg-icon icon-class="eye"
        /></span>
      </el-form-item>
      <div class="mb-4 mr-3 text-right">
        <el-checkbox v-model="asAdmin">管理员</el-checkbox>
      </div>
      <el-form-item>
        <el-button
          type="primary"
          style="width: 100%"
          :loading="loading"
          @click.native.prevent="handleLogin"
        >
          登录
        </el-button>
      </el-form-item>
    </el-form>
  </div>
</template>

<script>
export default {
  name: "login",
  data() {
    const validatePass = (rule, value, callback) => {
      if (value.length < 5) {
        callback(new Error("密码不能小于5位"));
      } else {
        callback();
      }
    };
    return {
      asAdmin: false,
      loginForm: {
        account: "",
        password: "",
        type: ""
      },
      loginRules: {
        account: [{ required: true, trigger: "blur" }],
        password: [{ required: true, trigger: "blur", validator: validatePass }]
      },
      loading: false,
      pwdType: "password"
    };
  },
  methods: {
    showPwd() {
      if (this.pwdType === "password") {
        this.pwdType = "";
      } else {
        this.pwdType = "password";
      }
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true;
          if (this.asAdmin) this.loginForm.type = "admin";
          this.$store
            .dispatch("Login", this.loginForm)
            .then(() => {
              this.loading = false;

              // 不能使用 this.$router.push({ path: "/" });
              // 否则会导致 Error: Redirected when going from “/login“ to “/“ via a navigation guard.
              window.location.href = "/";
            })
            .catch(() => {
              this.loading = false;
            });
        } else {
          console.log("error submit!!");
          return false;
        }
      });
    }
  }
};
</script>

<style rel="stylesheet/scss" lang="scss">
$bg: #2d3a4b;
$dark_gray: #889aa4;
$light_gray: #eee;

.login-container {
  position: fixed;
  height: 100%;
  width: 100%;
  background-color: $bg;
  input:-webkit-autofill {
    -webkit-box-shadow: 0 0 0px 1000px #293444 inset !important;
    -webkit-text-fill-color: #fff !important;
  }
  input {
    background: transparent;
    border: 0px;
    -webkit-appearance: none;
    border-radius: 0px;
    padding: 12px 5px 12px 15px;
    color: $light_gray;
    height: 47px;
  }
  input::-webkit-input-placeholder {
    /* Chrome/Opera/Safari */
    color: gray;
  }
  input::-moz-placeholder {
    /* Firefox 19+ */
    color: gray;
  }
  input:-ms-input-placeholder {
    /* IE 10+ */
    color: gray;
  }
  input:-moz-placeholder {
    /* Firefox 18- */
    color: gray;
  }

  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;
    .el-input__inner {
      height: 47px;
      line-height: 47px;
    }
  }
  .tips {
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;
  }
  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
    &_login {
      font-size: 20px;
    }
  }
  .title {
    font-size: 26px;
    font-weight: 400;
    color: $light_gray;
    margin: auto auto auto 12px;
    text-align: center;
    font-weight: bold;
  }
  .login-form {
    position: absolute;
    left: 0;
    right: 0;
    width: 400px;
    padding: 35px 35px 15px 35px;
    margin: 120px auto;
  }
  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
  .show-pwd {
    position: absolute;
    right: 10px;
    top: 14px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
  .thirdparty-button {
    position: absolute;
    right: 35px;
    bottom: 28px;
  }
}
</style>
